*SUPPORT*
IN: dax OUT: BLUE
IN: lug OUT: PURPLE
IN: dax zup lug wif OUT: BLUE PURPLE BLUE BLUE PURPLE BLUE
IN: dax lug zup dax OUT: BLUE PURPLE BLUE PURPLE
IN: kiki OUT: YELLOW
IN: gazzer dax zup lug fep OUT: GREEN BLUE PURPLE BLUE GREEN BLUE PURPLE BLUE
IN: lug zup lug fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: gazzer zup kiki fep OUT: GREEN YELLOW GREEN GREEN YELLOW GREEN
IN: gazzer dax OUT: GREEN BLUE
IN: gazzer gazzer wif OUT: GREEN GREEN GREEN GREEN
IN: kiki wif OUT: YELLOW YELLOW
IN: gazzer zup dax OUT: GREEN BLUE GREEN
IN: kiki zup gazzer OUT: YELLOW GREEN YELLOW
IN: lug zup gazzer OUT: PURPLE GREEN PURPLE

*QUERY*
IN: kiki zup kiki fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: kiki lug wif fep OUT: YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE
IN: gazzer OUT: GREEN
IN: gazzer gazzer OUT: GREEN GREEN
IN: dax lug lug fep OUT: BLUE PURPLE PURPLE BLUE PURPLE PURPLE
IN: lug gazzer zup dax OUT: PURPLE GREEN BLUE GREEN
IN: kiki gazzer zup gazzer OUT: YELLOW GREEN GREEN GREEN
IN: gazzer kiki OUT: GREEN YELLOW
IN: gazzer lug dax wif OUT: GREEN PURPLE BLUE GREEN PURPLE BLUE
IN: kiki lug OUT: YELLOW PURPLE

*GRAMMAR*
gazzer -> GREEN 
 dax -> BLUE 
 lug -> PURPLE 
 kiki -> YELLOW 
 u1 zup u2 -> [u1] [u2] [u1] 
 x1 fep -> [x1] [x1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 